Guojun Xiong

According to our database, Guojun Xiong authored at least 37 papers between 2017 and 2025.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2025

MultiFinBen: A Multilingual, Multimodal, and Difficulty-Aware Benchmark for Financial LLM Evaluation.

Xueqing Peng, Lingfei Qian, Yan Wang, Ruoyu Xiang, Yueru He, Yang Ren, Mingyang Jiang, Jeff Zhao, Huan He, Yi Han, Yun Feng, Yuechen Jiang, Yupeng Cao, Haohang Li, Yangyang Yu, Xiaoyu Wang, Penglei Gao, Shengyuan Lin, Keyi Wang, Shanshan Yang, Yilun Zhao, Zhiwei Liu, Peng Lu, Jerry Huang, Suyuchen Wang, Triantafillos Papadopoulos, Polydoros Giannouris, Efstathia Soufleri, Nuo Chen, Guojun Xiong, Zhiyang Deng, Yijia Zhao, Mingquan Lin, Meikang Qiu, Kaleb E. Smith, Arman Cohan, Xiao-Yang Liu, Jimin Huang, Alejandro Lopez-Lira, Xi Chen, Junichi Tsujii, Jian-Yun Nie, Sophia Ananiadou, Qianqian Xie

CoRR, June, 2025

Composite Flow Matching for Reinforcement Learning with Shifted-Dynamics Data.

Lingkai Kong, Haichuan Wang, Tonghan Wang, Guojun Xiong, Milind Tambe

CoRR, May, 2025

Multi-Agent Reinforcement Learning for Decentralized Reservoir Management via Murmuration Intelligence.

Heming Fu, Guojun Xiong, Jian Li, Shan Lin

CoRR, April, 2025

Rule-Bottleneck Reinforcement Learning: Joint Explanation and Decision Optimization for Resource Allocation with Language Agents.

Mauricio Tec, Guojun Xiong, Haichuan Wang, Francesca Dominici, Milind Tambe

CoRR, February, 2025

Finite-Horizon Single-Pull Restless Bandits: An Efficient Index Policy For Scarce Resource Allocation.

Guojun Xiong, Haichuan Wang, Yuqi Pan, Saptarshi Mandal, Sanket Shah, Niclas Boehmer, Milind Tambe

Proceedings of the 24th International Conference on Autonomous Agents and Multiagent Systems, 2025

On the Linear Speedup of Personalized Federated Reinforcement Learning with Shared Representations.

Guojun Xiong, Shufan Wang, Daniel Jiang, Jian Li

Proceedings of the Thirteenth International Conference on Learning Representations, 2025

DOPL: Direct Online Preference Learning for Restless Bandits with Preference Feedback.

Guojun Xiong, Ujwal Dinesha, Debajoy Mukherjee, Jian Li, Srinivas Shakkottai

Proceedings of the Thirteenth International Conference on Learning Representations, 2025

FLAG-TRADER: Fusion LLM-Agent with Gradient-based Reinforcement Learning for Financial Trading.

Guojun Xiong, Zhiyang Deng, Keyi Wang, Yupeng Cao, Haohang Li, Yangyang Yu, Xueqing Peng, Mingquan Lin, Kaleb E. Smith, Xiao-Yang Liu, Jimin Huang, Sophia Ananiadou, Qianqian Xie

Proceedings of the Findings of the Association for Computational Linguistics, 2025

Optimizing Vital Sign Monitoring in Resource-Constrained Maternal Care: An RL-Based Restless Bandit Approach.

Niclas Boehmer, Yunfan Zhao, Guojun Xiong, Paula Rodriguez Diaz, Paola Del Cueto Cibrian, Joseph Ngonzi, Adeline Boatin, Milind Tambe

Proceedings of the AAAI-25, Sponsored by the Association for the Advancement of Artificial Intelligence, February 25, 2025

Decentralized Federated Learning with Model Caching on Mobile Agents.

Xiaoyu Wang, Guojun Xiong, Houwei Cao, Jian Li, Yong Liu

Proceedings of the AAAI-25, Sponsored by the Association for the Advancement of Artificial Intelligence, February 25, 2025

2024

Structured Reinforcement Learning for Delay-Optimal Data Transmission in Dense mmWave Networks.

Shufan Wang, Guojun Xiong, Shichen Zhang, Huacheng Zeng, Jian Li, Shivendra S. Panwar

IEEE Trans. Wirel. Commun., October, 2024

Whittle Index-Based Q-Learning for Wireless Edge Caching With Linear Function Approximation.

Guojun Xiong, Shufan Wang, Jian Li, Rahul Singh

IEEE/ACM Trans. Netw., October, 2024

INVESTORBENCH: A Benchmark for Financial Decision-Making Tasks with LLM-based Agent.

Haohang Li, Yupeng Cao, Yangyang Yu, Shashidhar Reddy Javaji, Zhiyang Deng, Yueru He, Yuechen Jiang, Zining Zhu, Koduvayur Subbalakshmi, Guojun Xiong, Jimin Huang, Lingfei Qian, Xueqing Peng, Qianqian Xie, Jordan W. Suchow

CoRR, 2024

Open-FinLLMs: Open Multimodal Large Language Models for Financial Applications.

Qianqian Xie, Dong Li, Mengxi Xiao, Zihao Jiang, Ruoyu Xiang, Xiao Zhang, Zhengyu Chen, Yueru He, Weiguang Han, Yuzhe Yang, Shunian Chen, Yifei Zhang, Lihang Shen, Daniel S. Kim, Zhiwei Liu, Zheheng Luo, Yangyang Yu, Yupeng Cao, Zhiyang Deng, Zhiyuan Yao, Haohang Li, Duanyu Feng, Yongfu Dai, VijayaSai Somasundaram, Peng Lu, Yilun Zhao, Yitao Long, Guojun Xiong, Kaleb E. Smith, Honghai Yu, Yanzhao Lai, Min Peng, Jianyun Nie, Jordan W. Suchow, Xiao-Yang Liu, Benyou Wang, Alejandro Lopez-Lira, Jimin Huang, Sophia Ananiadou

CoRR, 2024

FinCon: A Synthesized LLM Multi-Agent System with Conceptual Verbal Reinforcement for Enhanced Financial Decision Making.

Yangyang Yu, Zhiyuan Yao, Haohang Li, Zhiyang Deng, Yupeng Cao, Zhi Chen, Jordan W. Suchow, Rong Liu, Zhenyu Cui, Denghui Zhang, Koduvayur Subbalakshmi, Guojun Xiong, Yueru He, Jimin Huang, Dong Li, Qianqian Xie

CoRR, 2024

Provably Efficient Reinforcement Learning for Adversarial Restless Multi-Armed Bandits with Unknown Transitions and Bandit Feedback.

Guojun Xiong, Jian Li

CoRR, 2024

The FinBen: An Holistic Financial Benchmark for Large Language Models.

Qianqian Xie, Weiguang Han, Zhengyu Chen, Ruoyu Xiang, Xiao Zhang, Yueru He, Mengxi Xiao, Dong Li, Yongfu Dai, Duanyu Feng, Yijing Xu, Haoqiang Kang, Ziyan Kuang, Chenhan Yuan, Kailai Yang, Zheheng Luo, Tianlin Zhang, Zhiwei Liu, Guojun Xiong, Zhiyang Deng, Yuechen Jiang, Zhiyuan Yao, Haohang Li, Yangyang Yu, Gang Hu, Jiajia Huang, Xiao-Yang Liu, Alejandro Lopez-Lira, Benyou Wang, Yanzhao Lai, Hao Wang, Min Peng, Sophia Ananiadou, Jimin Huang

CoRR, 2024

FinCon: A Synthesized LLM Multi-Agent System with Conceptual Verbal Reinforcement for Enhanced Financial Decision Making.

Yangyang Yu, Zhiyuan Yao, Haohang Li, Zhiyang Deng, Yuechen Jiang, Yupeng Cao, Zhi Chen, Jordan W. Suchow, Zhenyu Cui, Rong Liu, Zhaozhuo Xu, Denghui Zhang, Koduvayur Subbalakshmi, Guojun Xiong, Yueru He, Jimin Huang, Dong Li, Qianqian Xie

Proceedings of the Advances in Neural Information Processing Systems 38: Annual Conference on Neural Information Processing Systems 2024, 2024

FinBen: A Holistic Financial Benchmark for Large Language Models.

Qianqian Xie, Weiguang Han, Zhengyu Chen, Ruoyu Xiang, Xiao Zhang, Yueru He, Mengxi Xiao, Dong Li, Yongfu Dai, Duanyu Feng, Yijing Xu, Haoqiang Kang, Ziyan Kuang, Chenhan Yuan, Kailai Yang, Zheheng Luo, Tianlin Zhang, Zhiwei Liu, Guojun Xiong, Zhiyang Deng, Yuechen Jiang, Zhiyuan Yao, Haohang Li, Yangyang Yu, Gang Hu, Jiajia Huang, Xiao-Yang Liu, Alejandro Lopez-Lira, Benyou Wang, Yanzhao Lai, Hao Wang, Min Peng, Sophia Ananiadou, Jimin Huang

Proceedings of the Advances in Neural Information Processing Systems 38: Annual Conference on Neural Information Processing Systems 2024, 2024

Straggler-Resilient Decentralized Learning via Adaptive Asynchronous Updates.

Guojun Xiong, Gang Yan, Shiqiang Wang, Jian Li

Proceedings of the Twenty-fifth International Symposium on Theory, 2024

Provably Efficient Reinforcement Learning for Adversarial Restless Multi-Armed Bandits with Unknown Transitions and Bandit Feedback.

Guojun Xiong, Jian Li

Proceedings of the Forty-first International Conference on Machine Learning, 2024

DePRL: Achieving Linear Convergence Speedup in Personalized Decentralized Learning with Shared Representations.

Guojun Xiong, Gang Yan, Shiqiang Wang, Jian Li

Proceedings of the Thirty-Eighth AAAI Conference on Artificial Intelligence, 2024

Online Restless Multi-Armed Bandits with Long-Term Fairness Constraints.

Shufan Wang, Guojun Xiong, Jian Li

Proceedings of the Thirty-Eighth AAAI Conference on Artificial Intelligence, 2024

2023

Reinforcement Learning for Dynamic Dimensioning of Cloud Caches: A Restless Bandit Approach.

Guojun Xiong, Shufan Wang, Gang Yan, Jian Li

IEEE/ACM Trans. Netw., October, 2023

Finite-Time Analysis of Whittle Index based Q-Learning for Restless Multi-Armed Bandits with Neural Network Function Approximation.

Guojun Xiong, Jian Li

Proceedings of the Advances in Neural Information Processing Systems 36: Annual Conference on Neural Information Processing Systems 2023, 2023

Simulation Analysis of Electromagnetic Vibration of Shunt Reactor Based on AC and DC.

Dabiao Wang, Kai Mao, Jun Zhou, Liang Huang, Guojun Xiong, Hongkang You

Proceedings of the 13th IEEE International Conference on Consumer Electronics - Berlin, 2023

Decentralized Stochastic Multi-Player Multi-Armed Walking Bandits.

Guojun Xiong, Jian Li

Proceedings of the Thirty-Seventh AAAI Conference on Artificial Intelligence, 2023

2022

Model-free Reinforcement Learning for Content Caching at the Wireless Edge via Restless Bandits.

Guojun Xiong, Shufan Wang, Jian Li, Rahul Singh

CoRR, 2022

Learning Infinite-Horizon Average-Reward Restless Multi-Action Bandits via Index Awareness.

Guojun Xiong, Shufan Wang, Jian Li

Proceedings of the Advances in Neural Information Processing Systems 35: Annual Conference on Neural Information Processing Systems 2022, 2022

Index-aware reinforcement learning for adaptive video streaming at the wireless edge.

Guojun Xiong, Xudong Qin, Bin Li, Rahul Singh, Jian Li

Proceedings of the MobiHoc '22: The Twenty-third International Symposium on Theory, Algorithmic Foundations, and Protocol Design for Mobile Networks and Mobile Computing, Seoul, Republic of Korea, October 17, 2022

Reinforcement Learning Augmented Asymptotically Optimal Index Policy for Finite-Horizon Restless Bandits.

Guojun Xiong, Jian Li, Rahul Singh

Proceedings of the Thirty-Sixth AAAI Conference on Artificial Intelligence, 2022

2021

Optimality Conditions of Performance-Guaranteed Power Minimization in MIMO Networks: A Distributed Algorithm and Its Feasibility.

Guojun Xiong, Taejoon Kim, David J. Love, Erik Perrins

IEEE Trans. Signal Process., 2021

Reinforcement Learning for Finite-Horizon Restless Multi-Armed Multi-Action Bandits.

Guojun Xiong, Jian Li, Rahul Singh

CoRR, 2021

Straggler-Resilient Distributed Machine Learning with Dynamic Backup Workers.

Guojun Xiong, Gang Yan, Rahul Singh, Jian Li

CoRR, 2021

Learning Augmented Index Policy for Optimal Service Placement at the Network Edge.

Guojun Xiong, Rahul Singh, Jian Li

CoRR, 2021

2019

Leveraging subspace information for low-rank matrix reconstruction.

Wei Zhang, Taejoon Kim, Guojun Xiong, Shu-Hung Leung

Signal Process., 2019

2017

Distributed Filter Design and Power Allocation for Small-Cell MIMO Networks.

Guojun Xiong, Taejoon Kim, David J. Love

Proceedings of the 86th IEEE Vehicular Technology Conference, 2017